The Treasury, or Al Khazna. It is almost 40 meters high and intricately decorated with Corinthian capitals, friezes, figures and more. The Treasury is crowned by a funerary urn, which according to local legend conceals a pharaoh’s treasure. Although the original function is still a mystery, The Treasury was probably constructed in the 1st century BC, However, in reality the urn represented a memorial for royalty. The Treasury consists of two floors with a width of 25.30 meters and a height of 39.1 meters.

It is a name given to the row of monumental Nabataean tombs carved in the southern cliff face that lies past the Treasury and adjacent to the outer Siq., that when you pass the Treasury, the Siq begins to widen gradually as it reaches into an open area. On both sides, there are a number of Nabataean burial interfaces decorated with grindstones along with other decorations; and some of these interfaces were destroyed by natural factors, it is believed that these interfaces represents some of the senior officials in the city or princes.

Carved into the side of the mountain at the foot of the High Place of Sacrifice, the theatre consists of three rows of seats separated by passageways. Seven stairways ascend the auditorium and it can accommodate 4000 spectators. the monument was carved in the the mountainside during the reign of King Aretas IV (4BC-AD27) the Romans rebuilt the stage back wall.

This derived its name from the jar that crowns the pediment.It was probably constructed around 70 AD. It is preceded by a deep courtyard with colonnades on two sides. High up in the facade there are 3 niches which give on to small burial chambers, but which was adapted in 446 AD to serve as a Byzantine church